Сергей Ы

class CustomUserModelSerializer(serializers.ModelSerializer):
    """give all users"""
    status = serializers.SerializerMethodField()

    class Meta:
        model = CustomUser
        fields = ('id', 'email', 'name', 'status', 'avatar')

    def get_status(self, obj):
        if obj.is_active == True:
            status = 'active'
        else:
            status = 'inactive'
        return status

    def to_representation(self, instance):
        response = super().to_representation(instance)
        if not instance.avatar.name:
            request = self.context.get('request')
            response['avatar'] = request.build_absolute_uri("/media/images/avatar-test.jpg")
        return response